GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2003 🢒 Chevy C Silverado - 2WD 🢒 Body and Accessories 🢒 Data Link Communications 🢒 Data Link Communications Component Views
Figure 1:

Lower Left of the I/P
Object Number: 310145 Size: MF
(1)I/P Harness Connector
(2)Body Control Module (BCM) Connectors
(3)I/P Harness
(4)Fuse Block - Left I/P
(5)Data Link Connector (DLC)
(6)I/P Courtesy Lamp - Left
(7)I/P Courtesy Lamp Connector - Left
(8)Instrument Panel
(9)Left Windshield Pillar
Figure 2:

Splice Pack - SP205
Object Number: 901872 Size: MF
(1)I/P Harness Connector
(2)I/P Harness
(3)Splice Pack - SP205
(4)I/P Courtesy Lamp - Left
(5)Fuse Block - Left I/P
Figure 3:

Splice Pack - SP207
Object Number: 901879 Size: MF
(1)Splice Pack SP207
(2)Relay Block - I/P
(3)I/P Extension Harness